CN205873976U - Electric catalytic oxidation reaction unit who contains many react unit - Google Patents
Electric catalytic oxidation reaction unit who contains many react unit Download PDFInfo
- Publication number
- CN205873976U CN205873976U CN201521113297.9U CN201521113297U CN205873976U CN 205873976 U CN205873976 U CN 205873976U CN 201521113297 U CN201521113297 U CN 201521113297U CN 205873976 U CN205873976 U CN 205873976U
- Authority
- CN
- China
- Prior art keywords
- plate
- metal oxide
- oxidation reaction
- oxide electrode
- electrocatalysis oxidation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model relates to an electric catalytic oxidation reaction unit who contains many react unit reaction unit, it includes casing, water inlet and delivery port, is equipped with a plurality of consecutive metal oxide electrode react unit in the casing, each metal oxide electrode react unit includes positive pole and negative pole. The positive pole comprises a N anode plate among a plurality of metal oxide electrode react unit, and the negative pole comprises (N+1) individual negative plate, and wherein N is more than or equal to 2's positive integer, and the anode plate is that the interval just sets up relatively in turn with the negative plate. Anodal parallelly connected among the metal oxide electrode react unit, the negative pole is parallelly connected. Adopt the utility model discloses a metal oxide reaction unit handles wastewater, has effectively solved traditional electrode reaction treatment of plants inefficiency, the poor difficult problem of treatment effect, and the sewage treatment effect improves, especially to high concentration difficult degradation organic waste water's treatment effect reinforcing, has reduced the power consumption simultaneously, has reduced treatment cost.
Description
Technical field
It is anti-that this utility model relates to a kind of electrocatalytic oxidation being particularly well-suited to organic industrial sewage advanced treating
Answer device, belong to technical field of electrochemistry.
Background technology
Electro-catalytic oxidation technology is to utilize electrochemical method persistently to produce to have highly active hydroxyl radical free radical, makes
Organic substance is degraded mineralising.Traditional electrocatalysis oxidation reaction device uses many group pole plates and is assemblied in same
In one reactive tank, there is mass transfer effect poor, current efficiency is low, and hydraulic detention time is short and energy consumption is high lacks
Point.After through improvement, by introduce novel electrode, add the means such as medicament, increase the work surface of electrode
Long-pending, improve mass transfer effect, improve current efficiency, but, existing electrocatalysis oxidation reaction device is still
There is a lot of deficiency, specific as follows:
The most existing reaction unit is installed multi-group electrode in using big volume reactive tank and is worked simultaneously, causes waterpower to stop
Stay overlong time, treatment effect and treatment effeciency low；
The most existing electrocatalysis oxidation reaction device is low for active surface layer's utilization rate of positive plate；
The most existing reaction unit water inlet water distribution apparatus-form is single, and waste water easily forms waterpower in reaction unit
Learn short stream or dead angle, affect treatment effect；
The most existing reaction unit in use can release substantial amounts of heat, along with the prolongation of working time, dress
Put interior temperature can constantly raise, this work efficiency that can have a strong impact on device and service life；
The most existing reaction unit specification is not of uniform size, it is impossible to standardization splicing is installed, and is not suitable for water quantity and quality
Changeable Industrial Wastewater Treatment present situation.
Utility model content
The purpose of this utility model is to provide a kind of electrocatalytic oxidation for organic industrial sewage advanced treating
Polarizing electrode reaction unit, single in order to change tradition electrocatalysis oxidation reaction device structure, inefficiency, place
Reason weak effect and the high present situation of energy consumption.
For solving the problems referred to above, this utility model device adopts the following technical scheme that
A kind of electrocatalysis oxidation reaction device containing many reaction members, including housing, water inlet and outlet,
It is characterized in that: in described housing, be provided with multiple metal oxide electrode reaction member being sequentially connected, each institute
State metal oxide electrode reaction member and include positive pole and negative pole；In described metal oxide electrode reaction member
Described positive pole be made up of N number of positive plate, described negative pole is made up of (N+1) individual minus plate, wherein N
For the positive integer more than or equal to 2, described positive plate is alternate intervals with described minus plate and is oppositely arranged；Institute
Stating the described positive pole in metal oxide electrode reaction member in parallel, described negative pole is in parallel.
In an embodiment of the present utility model, N is equal to 5.
In an embodiment of the present utility model, each described metal oxide electrode reaction member is by 2
Described minus plate and 1 described positive plate are constituted, and adjacent two described metal oxide electrode reaction members
Share same minus plate.
In an embodiment of the present utility model, the plate face of described positive plate and the plate face of described minus plate are respectively
Being provided with at least string permeable hole, described permeable hole is evenly distributed on the plate face of described positive plate and described negative electrode
The side of electricity handle is connect away from it on the plate face of plate.
In an embodiment of the present utility model, described permeable hole is three row, and its described three row permeable holes
Aperture from away from the described side connecing electricity handle towards near described in connect the side of electricity handle and taper off trend.
In an embodiment of the present utility model, the stream of the water inlet of each described metal oxide electrode reaction member
Flowing mode is deflector type.
In an embodiment of the present utility model, described water inlet and described outlet are to lay respectively at described shell
The both sides of body, and position consistency, consistent size relatively.
In an embodiment of the present utility model, the electrocatalysis oxidation reaction of described advanced treatment of industrial waste water
Device also includes the foam removal device being arranged on described housing upper.
In an embodiment of the present utility model, described foam removal device includes being arranged on above described housing
Removing scraper plate and motor, for by described removing scraper plate with described motor be connected driving chain, be used for by
The collecting tank that the foam that described foam removal device is removed is collected.
In an embodiment of the present utility model, described positive plate is titanio zirconium doping nano-crystal porous lead dioxide
Electrode or titanio cerium dopping nano-crystal porous lead dioxide electrode, described minus plate is oxalic acid Modified Titanium electrode.
Due to the employing of above technical scheme, this utility model compared with prior art has a following advantage:
The electrocatalysis oxidation reaction device using the present invention processes waste water, efficiently solves waste water and cannot process completely
Entirely causing the easy depositing contaminants in anelectrode surface and the deficiency of organic carbon distribution, water treatment effect improves, especially
Being that the treatment effect for high concentrated organic wastewater strengthens, power consumption reduces simultaneously, and processing cost reduces
Accompanying drawing explanation
Fig. 1 is to fill according to the electrocatalysis oxidation reaction device reaction containing many reaction members of the present utility model
The structural representation put；
Fig. 2 is according to the electrocatalysis oxidation reaction device device containing many reaction members of the present utility model
The schematic diagram of initiating terminal (end)；
Fig. 3 is anti-according to the electrocatalysis oxidation reaction device electrode containing many reaction members of the present utility model
Answer the schematic diagram of the positive plate (minus plate) of device；
Fig. 4 is anti-according to the electrocatalysis oxidation reaction device electrode containing many reaction members of the present utility model
Answer the housing side schematic view of device；
Fig. 5 is to fill according to the electrocatalysis oxidation reaction device reaction containing many reaction members of the present utility model
The schematic diagram of the power set put；
Fig. 6 is to fill according to the electrocatalysis oxidation reaction device reaction containing many reaction members of the present utility model
The schematic diagram of the chiller put.
Wherein: 1, reaction unit housing；2, water inlet；3, outlet；4, metal oxide electrode is anti-
Answer unit；41, positive plate；411, anode connects electricity handle；412, anode permeable hole；42, minus plate；421、
Negative electrode connects electricity handle；422, negative electrode permeable hole；5, intake chamber；6, effluent trough；7, bubble elimination device；
8, power set；I, entrance；O, outlet；9, chiller；91, condensation pipe.
Detailed description of the invention
Below, the accompanying drawing in this utility model embodiment will be combined, to the technology in this utility model embodiment
Scheme is described in detail, it is clear that described embodiment is only a part of embodiment of this utility model,
Rather than whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not having
There is on the premise of making creative work the every other embodiment obtained, broadly fall into this utility model protection
Scope.
It should be noted that in this article, term " include ", " comprising " or its any other variant meaning
Containing comprising of nonexcludability, so that include the process of a series of key element, method, article or set
Standby not only include those key elements, but also include other key elements being not expressly set out, or also include for
The key element that this process, method, article or equipment are intrinsic.
Seeing Fig. 1, metal oxide electrode reaction unit of the present utility model mainly includes housing 1, water inlet
Mouth 2, outlet 3, metal oxide electrode reaction member 4, power set (seeing Fig. 5) and cooling
Device (sees Fig. 6).
In conjunction with reference to Fig. 2, described water inlet 2 and described outlet 3 are arranged on the outside of described housing 1.
Such as, described water inlet 2 can be listed in the right side in the outside of the initiating terminal (i.e. water inlet end) of described housing 1,
Its interior diameter can be such as 40cm, and the quantity of described water inlet 2 such as can be 9.Described outlet 3
Can be listed in the right side in the outside of the end (i.e. water side) of described housing 1, its interior diameter can be 40cm,
The quantity of described outlet 3 such as can be 9.It is, of course, understood that in other embodiments,
Described water inlet 2, the quantity of described outlet 3 and diameter can also be other numerical value, and this is not intended as right
Restriction of the present utility model.
In this utility model, described power set are anti-for waste water is delivered continuously to whole electrocatalytic oxidation
Answering in device, it can include immersible pump, effusion meter and be connected with described water inlet 2 and outlet 3
Pipeline.Described chiller for the cooling of described metal oxide electrode reaction unit, its can include water tank,
Water circulating pump, the cooling water pipe being arranged on described housing 1.
It is also preferred that the left as it is shown in figure 1, the electrocatalysis oxidation reaction of advanced treatment of industrial waste water of the present utility model
Device also includes the intake chamber 5 of initiating terminal and end and the effluent trough 6 being separately positioned in described housing 1,
The width of described intake chamber 5 and described effluent trough 6 can be such as 10～20cm.In this utility model,
Multiple described metal oxide electrode reaction member 4 being sequentially connected, each described gold it is provided with in described housing 1
Belong to oxide electrode reaction member 4 and include positive pole and negative pole.The plurality of metal oxide electrode reaction member
Described positive pole in 4 can be made up of N number of positive plate 41, and described negative pole can be by (N+1) individual minus plate 42
Constituting, wherein N is the positive integer more than or equal to 2.Further, described positive plate 41 and described minus plate 42
It is alternate intervals and is oppositely arranged.Described positive pole in the plurality of metal oxide electrode reaction member 4 is also
Connection, described negative pole is in parallel.Such as, in the preferred embodiment shown in Fig. 1, N is equal to 5, and each institute
Stating metal oxide electrode reaction member 4 is to be made up of 2 minus plates 42 and 1 positive plate 41, adjacent
Two described metal oxide electrode reaction members 4 are to share same minus plate, thus by the sky in housing 1
Between be divided into independent five reaction member.Wherein, described positive plate 41 is in described in adjacent two
The centre position of minus plate 42, and equal with the spacing of two described minus plates 42, described spacing such as may be used
It is 1～4cm.
As in figure 2 it is shown, the size of described positive plate 41 and described minus plate 42 can be such as 500*500
Mm, and the anode being welded with 100*50mm of described positive plate 41 and described minus plate 42 connects
Electricity handle 411 and negative electrode connect electricity handle 421, described anode connect electricity handle 411 and described negative electrode to connect electricity handle 421 be horizontal
To arranging and passing from the sidewall of housing 1 and be positioned at relative both sides.
In conjunction with reference to Fig. 2, Fig. 3, described positive plate 41 and described minus plate 42 are respectively arranged with at least one
Row anode permeable hole 412 and negative electrode permeable hole 422, these permeable holes 412,422 are in described anode
On plate 41 and described minus plate 42 away from its anode connect electricity handle 411 and negative electrode connect electricity handle 421 side.?
In the present embodiment, described positive plate 41 is provided with three row anode permeable holes 412, this three row anode permeable hole
The aperture of 412 is presented towards the side connecing electricity handle 411 near anode from the side connecing electricity handle 411 away from anode
Subtracting trend, its diameter is 50,30 and 10mm the most respectively.Being similar to, described minus plate 42 is provided with
Three row negative electrode permeable holes 422, the aperture of this three row negative electrode permeable hole 422 connects electricity handle 421 from away from negative electrode
Side tapers off trend towards the side connecing electricity handle 421 near negative electrode, and its diameter is 50,30 the most respectively
And 10mm.Two adjacent described metal oxide electrode reaction members 4 are by described minus plate 42
On negative electrode permeable hole 422 be connected.So, waste water can be by water inlet 2, intake chamber 5, anode
Anode permeable hole 412 on plate 41 and the negative electrode permeable hole 422 on minus plate 42 sequentially pass through five metals
Oxide electrode reaction member 4 imports effluent trough 6 after processing, and discharges from outlet 3.
In this utility model, described positive pole is selected from being made up of metal-doped ti-supported lead dioxide electric pole plate
Positive plate group, the average diameter of polar board surface metal-oxide crystal grain can be 500nm ± 100nm；
Described negative pole is selected from being processed by 800 mesh sand paperings, the minus plate group of the titanium pole plate composition that oxalic acid is modified
Group.Preferably, titanio zirconium doping nano-crystal porous lead dioxide electrode or titanio cerium dopping nano-crystal porous can be used
Lead dioxide electrode is as described positive plate.It is furthermore preferred that described positive plate uses zirconium doped titanium-base stannum antimony two
Lead oxide nano-crystal porous pole plate, polar board surface size of microcrystal is 500nm ± 100nm, and described minus plate is adopted
With the oxalic acid solution Modified Titanium plate of 2% concentration.
It is preferred that in this utility model, the water intake mode of each described metal oxide electrode reaction member 4
For deflector type, intake by deflector type, the surface activity layer of described positive plate 41 can be made full use of, make
Enter the waste water of described metal oxide electrode reaction unit and all show activity through described positive plate 41
Layer, makes waste water fully be processed.
In this utility model, as it is shown in figure 5, described power set 8 are whole for being delivered continuously to by waste water
In individual metal oxide electrode reaction unit, its can include immersible pump, effusion meter and with described water inlet
2 pipelines being connected with described outlet 4.It is preferred that power set 8 can use low pressure height stream DC source,
Voltage 0 30V, 1000A is adjustable for electric current 0.Wherein, the first line 81 of power set 8 be with
The positive pole of described metal oxide electrode reaction member 4 connects, and the second circuit 82 is and described burning
The negative pole of thing electrode reaction unit 4 connects.
In this utility model, as shown in Figure 6, described chiller 9 is containing reacting single for described more
The cooling of the electrocatalysis oxidation reaction device reaction device of unit, it can include water tank (not shown), circulation
Water pump (not shown) and be arranged in the condensation pipe 91 on described housing 1.Described condensation pipe 91
Having entrance I and outlet O, wherein condensed fluid flows into via described entrance, and flows out via described outlet.
It is preferred that described chiller 9 be disposed on described electrocatalytic oxidation electrode reaction device hull outside or
Between housing and the metal oxide electrode reaction member of described electrocatalysis oxidation reaction device, it is used for transmitting instead
Answer the reaction heat produced in unit running.
In this utility model, the described electrocatalysis oxidation reaction device containing many reaction members may also include and sets
Putting the bubble elimination device 7 on housing 1 top, described bubble elimination device 7 uses chain type to scrape de-or gas
Stripping, the Foam Expansion problem produced in order to cancellation element running.Described foam removal device 7 can wrap
Include: be arranged on the removing scraper plate above described housing 1 and motor, be used for described removing scraper plate with described electricity
The driving chain that machine is connected, the collecting tank that the foam for being removed by described foam removal device 7 is collected.
Comparative example
Use the electrocatalysis oxidation reaction device containing many reaction members of the present utility model to waste water at
The partial condition of reason is as follows:
1) conductivity of waste water >=2000 μ S/cm；
2) immersible pump flow is 1～3t/h；
3) voltage≤10V, electric current≤40mA/cm2；
4) bubble elimination device operating frequency is 6～12 times/h.
Other unreceipted conditions are with reference to electrocatalysis oxidation reaction device typical processing conditions.
Application example, is respectively adopted conventional apparatus and apparatus of the present invention and processes insecticide factory's waste water Han pyridine
Comparing result be shown in Table 1.
Table 1
As seen from table, process same concentrations pyridine waste water, this utility model device than conventional apparatus in unit
Processing more waste water in time, treatment effeciency is obviously improved, and energy consumption is decreased obviously.At continuous operation, not
Seeing positive plate surface organic carbon distribution precipitation, and conventional apparatus is in continuous running, treatment effeciency declines bright
Aobvious, positive plate surface organic carbon distribution deposit buildup.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and apply
This utility model.Any those of ordinary skill in the art, can in the technical scope that this utility model discloses
Easily the present embodiment to be made various amendment, and principle described herein be applied to other example execute and not
Must be through creative work.Therefore, this utility model is not limited to embodiment here, new without departing from this practicality
Type category is made improvement and amendment all should be contained within protection domain of the present utility model.
Claims (10)
1. the electrocatalysis oxidation reaction device containing many reaction members, including housing, water inlet and outlet, it is characterized in that: be provided with multiple metal oxide electrode reaction member being sequentially connected in described housing, each described metal oxide electrode reaction member includes positive pole and negative pole；Described positive pole in described metal oxide electrode reaction member is made up of N number of positive plate, and described negative pole is made up of (N+1) individual minus plate, and wherein N is the positive integer more than or equal to 2, and described positive plate is alternate intervals with described minus plate and is oppositely arranged；Described positive pole in described metal oxide electrode reaction member is in parallel, and described negative pole is in parallel.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 1, it is characterised in that: N is equal to 5.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 2, it is characterized in that: each described metal oxide electrode reaction member is to be made up of 2 described minus plates and 1 described positive plate, and adjacent two described metal oxide electrode reaction members share same minus plate.
4. according to a kind of electrocatalysis oxidation reaction device containing many reaction members described in claim any one of claims 1 to 3, it is characterized in that: the plate face of described positive plate and the plate face of described minus plate are respectively arranged with at least string permeable hole, described permeable hole be evenly distributed on the plate face of described positive plate and the plate face of described minus plate away from its connect electricity handle side.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 4, it is characterized in that: described permeable hole is three row, and the aperture of its described three row permeable holes from away from the described side connecing electricity handle towards near described in connect the side of electricity handle and taper off trend.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 5, it is characterised in that: the type of flow of the water inlet of each described metal oxide electrode reaction member is deflector type.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 1, it is characterised in that: described water inlet and described outlet are the both sides laying respectively at described housing, and position consistency, consistent size relatively.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 1, it is characterised in that: described electrocatalysis oxidation reaction device also includes the foam removal device being arranged on described housing upper.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 8, it is characterized in that: described foam removal device includes being arranged on the removing scraper plate above described housing and motor, be used for the driving chain being connected with described motor by described removing scraper plate, the collecting tank being used for the foam collection removed by described foam removal device.
A kind of electrocatalysis oxidation reaction device containing many reaction members the most according to claim 1, it is characterized in that: described positive plate is titanio zirconium doping nano-crystal porous lead dioxide electrode or titanio cerium dopping nano-crystal porous lead dioxide electrode, and described minus plate is oxalic acid Modified Titanium electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521113297.9U CN205873976U (en) | 2015-12-28 | 2015-12-28 | Electric catalytic oxidation reaction unit who contains many react unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521113297.9U CN205873976U (en) | 2015-12-28 | 2015-12-28 | Electric catalytic oxidation reaction unit who contains many react unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205873976U true CN205873976U (en) | 2017-01-11 |
Family
ID=57686380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521113297.9U Expired - Fee Related CN205873976U (en) | 2015-12-28 | 2015-12-28 | Electric catalytic oxidation reaction unit who contains many react unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205873976U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417637A (en) * | 2015-12-28 | 2016-03-23 | 北京师范大学 | Electrocatalytic oxidation reaction apparatus for advanced treatment of industrial wastewater |
| CN106927544A (en) * | 2017-05-02 | 2017-07-07 | 唐山永合水处理剂有限公司 | The method of electrocatalytic oxidation water treatment facilities and its treatment organic wastewater with difficult degradation thereby |
| CN107215988A (en) * | 2017-06-08 | 2017-09-29 | 杭州开源环保工程有限公司 | A kind of advanced treatment method for carbonization wastewater |
-
2015
- 2015-12-28 CN CN201521113297.9U patent/CN205873976U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417637A (en) * | 2015-12-28 | 2016-03-23 | 北京师范大学 | Electrocatalytic oxidation reaction apparatus for advanced treatment of industrial wastewater |
| CN106927544A (en) * | 2017-05-02 | 2017-07-07 | 唐山永合水处理剂有限公司 | The method of electrocatalytic oxidation water treatment facilities and its treatment organic wastewater with difficult degradation thereby |
| CN107215988A (en) * | 2017-06-08 | 2017-09-29 | 杭州开源环保工程有限公司 | A kind of advanced treatment method for carbonization wastewater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103663634B (en) | A kind of Waste Water Treatment adopting Based on Three-dimensional Electrode Method | |
| CN205873976U (en) | Electric catalytic oxidation reaction unit who contains many react unit | |
| CN105417645A (en) | Cylindrical electrocatalytic oxidation reaction apparatus | |
| CN110240367B (en) | Sewage treatment system and method for synchronous and efficient removal of carbon, nitrogen and phosphorus | |
| CN104528889A (en) | Multi-unit integrated type electrolytic cell | |
| CN103936106A (en) | Electrochemical synchronous nitrogen and phosphorus removal apparatus and municipal sewage treatment method | |
| CN102211830A (en) | Method for treating cutting liquid wastewater by electro-catalytic oxidation | |
| CN108178423B (en) | Cylindrical spiral electrode biomembrane organic sewage and wastewater reaction device | |
| CN201971667U (en) | High-voltage pulsed electric coagulation equipment for treating organic wastewater | |
| CN108862489A (en) | One kind continuously adjusting electrode spacing formula desalting technology and reaction module for Electro Sorb-to be regenerated | |
| CN108178284A (en) | One kind is wrapped up in around biomembrane rotary cathode sewage-treatment plant | |
| CN205442734U (en) | Electric catalytic oxidation reaction unit of many reactions | |
| CN105600879A (en) | Electrocatalytic oxidation reaction device for treating toxic organic wastewater | |
| CN109336226A (en) | A kind of rotation electrode reactor and organic stain disease processing method | |
| CN205313292U (en) | Middle -size and small -size energy -conserving cooling circulating water treatment system | |
| CN203048643U (en) | Catalyzed oxidation inertness electrode plate, compound electrode and device for processing high-COD (Chemical Oxygen Demand) sewage | |
| CN104692494B (en) | Electrolysis phosphorous removal device | |
| CN209322529U (en) | A kind of organic sewage and waste water treatment device of rotary-type electrode of cylinder | |
| CN205442730U (en) | Electric catalytic oxidation reaction unit who contains wheeled reactor | |
| CN111377535A (en) | Anaerobic forward osmosis membrane bioreactor process for oxidizing ammonia nitrogen by coupling electrochemistry | |
| CN105417637B (en) | A kind of electrocatalysis oxidation reaction device of advanced treatment of industrial waste water | |
| CN205346914U (en) | A mesh electrode for electric chemical treatment heavy metal sewage | |
| CN204384936U (en) | A kind of multiple-unit integrated form electrolyzer | |
| CN211921152U (en) | High-efficient electrochemistry water treatment system | |
| CN207498134U (en) | A kind of cylinder type electrode biomembrane reaction unit for handling organic stain disease |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20181228 |